NR 507 WK 1 Quiz – Truth About Vaccines

NR 507 WK 1 Quiz – Truth About Vaccines

NR 507 WK 1 Quiz – Truth About Vaccines

NR 507 Week No. 1 Quiz:
1. Which statement about vaccines is true? (Points : 2)
2. Which statement is true about fungal infections? (Points : 2)
3. What is the role of reverse transcriptase in HIV infection? (Points : 2)
4. What of the following remains a significant cause of morbidity and mortality worldwide? (Points : 2)
5. Once they have penetrated the first line of defense, which microorganisms do neutrophils actively attack, engulf, and destroy by phagocytosis? (Points : 2)
6. After sexual transmission of HIV, a person can be infected yet seronegative for _____ months. (Points : 2)

NR 507 WK 1 Quiz – Truth About Vaccines

7. Deficiencies in which element can produce depression of both B- and T-cell function? (Points : 2)
8. Hypersensitivity is best defined as a(n) (Points : 2)
9. A person with type O blood is likely to have high titers of anti-___ antibodies. (Points : 2)
10. What mechanism occurs in Raynaud phenomenon that classifies it as a type III hypersensitivity reaction? (Points : 2)
11. During an IgE-mediated hypersensitivity reaction, what causes bronchospasm? (Points : 2)
12. In a type II hypersensitivity reaction, when soluble antigens from infectious agents enter circulation, tissue damage is a result of (Points : 2)
13. In which primary immune deficiency is there a partial to complete absence of T-cell immunity? (Points : 2)

NR 507 WK 1 Quiz – Truth About Vaccines

14. Which cytokines initiate the production of corticotropin-releasing hormone (CRH)? (Points : 2)
15. What effect does estrogen have on lymphocytes? (Points : 2)
16. Which hormone increases the formation of glucose from amino
17. During a stress response, increased anxiety, vigilance, and arousal is prompted by (Points : 2)
18. Which cytokine is involved in producing cachexia syndrome? (Points : 2)
19. Which of the viruses below are oncogenic DNA viruses? (Points : 2)
20. By what process does the ras gene convert from a proto-oncogene to an oncogene? (Points : 2)
21. What is the role of vascular endothelial growth factor (VEGF), basic fibroblast growth factor (bFGF), and transforming growth factor-alpha (TGF-?) in cell metastasis? (Points : 2)

NR 507 WK 1 Quiz – Truth About Vaccines
22. Many cancers create a mutation of ras. What is ras? (Points : 2)
23. In chronic myeloid leukemia (CML), a piece of chromosome 9 fuses to a piece of chromosome 22. This is an example of which mutation of normal genes to oncogenes? (Points : 2)
24. Tobacco smoking is associated with cancers of all of the following except (Points : 2)
25. What percentage of children with cancer can be cured? (Points : 2)